Average Co-Inventor Count = 5.06
ph-index = 3
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Transaction Technology Inc. (3 from 31 patents)
3 patents:
1. 5572572 - Computer and telephone apparatus with user friendly interface and
2. 5321840 - Distributed-intelligence computer system including remotely
3. 5195130 - Computer and telephone apparatus with user friendly computer interface